Publisher's description - PingFixer 1
PingFixer reduces Wifi latency, or lag. This is especially important while playing online multiplayer games such as League of Legends, World of Warcraft, or DOTA. Additionally, PingFixer has been tested to be compatible with FaceTime and other video conferencing solutions.
PingFixer has been tested on OS X 10.9 and fiber optic internet services such as Verizon FiOS and Frontier.
PingFixer was created in response to the following issues, which affect all Haswell-based MacBooks.
1) Variable ping http://forums.macrumors.com/showthread.php?t=1672643
2) Ping Issues http://forums.macrumors.com/showthread.php?t=1682991